package org.bimserver.database.queries;

/******************************************************************************
 * Copyright (C) 2009-2019  BIMserver.org
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see {@literal<http://www.gnu.org/licenses/>}.
 *****************************************************************************/

import java.util.Iterator;

public class SingleIterator<E> implements Iterator<E> {

	private E e;

	public SingleIterator(E e) {
		this.e = e;
	}
	
	@Override
	public boolean hasNext() {
		return e != null;
	}

	@Override
	public E next() {
		E n = e;
		e = null;
		return n;
	}
	
	@Override
	public void remove() {
	}
}